A magnitude ML 1.8 earthquake occured in region: 6 km W Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.7680, 13.2280 at 12 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
Search earthquakes: Any within 30 km radius
The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Arquata del Tronto | AP | 6 | 1178 | 1178 |
Accumoli | RI | 8 | 667 | 1845 |
Norcia | PG | 11 | 4957 | 6802 |
Montegallo | AP | 12 | 523 | 7325 |
Acquasanta Terme | AP | 15 | 2916 | 10241 |
Castelsantangelo sul Nera | MC | 15 | 281 | 10522 |
Amatrice | RI | 16 | 2657 | 13179 |
Montemonaco | AP | 17 | 604 | 13783 |
Cittareale | RI | 18 | 482 | 14265 |
Cascia | PG | 18 | 3217 | 17482 |
Preci | PG | 20 | 724 | 18206 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.8 | 2016-10-04 21:37:46 |
42.7682 | 13.2277 | 12 | 2016-10-04 21:42:04 |
Sala Sismica INGV-Roma | 29844291 |
Field | Value |
---|---|
Time (UTC) | 2016-10-04 21:37:46 ± 0.05 |
Latitude | 42.7682 ± 0.0027 |
Longitude | 13.2277 ± 0.0049 |
Depth (km) | 12 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 29844291 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 370 |
Semi-minor axis of confidence ellipse (meter) | 89 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 273 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 370.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 75 |
Number of associated phases, regardless of their use for origin computation | 29 |
Number of defining phases | 23 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.56657 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.4 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 29844291 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2016-10-04 21:42:04 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ARVD.HHZ. | 2016-10-04T21:38:12.99 | 3.0 | undecidable | manual | S | -0.08 | 0 | |||
IV.EL6.EHZ. | 2016-10-04T21:38:06.99 | 3.0 | undecidable | manual | S | 62.8926 | 0.03 | 0 | ||
IV.CING.HHZ. | 2016-10-04T21:37:59.07 | 3.0 | negative | manual | P | 0.88 | 0 | |||
IV.EL6.EHZ. | 2016-10-04T21:37:58.24 | 3.0 | negative | manual | P | 62.8926 | 0.77 | 0 | ||
IV.CSP1.EHZ. | 2016-10-04T21:37:58.18 | 0.6 | undecidable | manual | S | 357 | 35.9418 | 92 | 0.03 | 49 |
IV.GUMA.HHZ. | 2016-10-04T21:37:58.38 | 0.6 | undecidable | manual | S | 15 | 33.8439 | 92 | 0.8 | 40 |
IV.FDMO.HHZ. | 2016-10-04T21:37:56.87 | 0.6 | undecidable | manual | S | 339 | 31.8459 | 92 | -0.2 | 47 |
IV.T1217.EHZ. | 2016-10-04T21:37:55.15 | 0.6 | undecidable | manual | S | 256 | 24.9528 | 94 | -0.06 | 50 |
XO.AM05.EHZ. | 2016-10-04T21:37:55.24 | 0.6 | undecidable | manual | S | 24 | 25.3524 | 94 | -0.08 | 49 |
IV.T1216.EHZ. | 2016-10-04T21:37:54.14 | 0.6 | undecidable | manual | S | 309 | 21.7671 | 95 | -0.22 | 48 |
IV.LNSS.HHZ. | 2016-10-04T21:37:54.98 | 0.6 | undecidable | manual | S | 220 | 23.8539 | 94 | 0.05 | 50 |
IV.GUMA.HHZ. | 2016-10-04T21:37:53.04 | 1.0 | undecidable | manual | P | 15 | 33.8439 | 92 | 0.31 | 23 |
IV.MC2.EHZ. | 2016-10-04T21:37:53.03 | 0.6 | undecidable | manual | S | 349 | 16.1727 | 102 | 0.13 | 49 |
IV.T1241.HHZ. | 2016-10-04T21:37:53.42 | 0.6 | undecidable | manual | S | 59 | 19.2696 | 97 | -0.28 | 47 |
IV.T1243.HHZ. | 2016-10-04T21:37:53.55 | 0.6 | undecidable | manual | S | 114 | 19.6692 | 97 | -0.26 | 47 |
IV.CSP1.EHZ. | 2016-10-04T21:37:52.99 | 0.3 | negative | manual | P | 357 | 35.9418 | 92 | -0.06 | 72 |
IV.FDMO.HHZ. | 2016-10-04T21:37:52.26 | 0.3 | negative | manual | P | 339 | 31.8459 | 92 | -0.17 | 71 |
IV.TERO.HHZ. | 2016-10-04T21:37:52.68 | 3.0 | undecidable | manual | P | -0.21 | 0 | |||
IV.T1217.EHZ. | 2016-10-04T21:37:51.32 | 0.1 | positive | manual | P | 256 | 24.9528 | 94 | -0.04 | 99 |
XO.AM05.EHZ. | 2016-10-04T21:37:51.45 | 1.0 | undecidable | manual | P | 24 | 25.3524 | 94 | 0.03 | 25 |
IV.NRCA.HNZ. | 2016-10-04T21:37:51.46 | 0.6 | undecidable | manual | S | 308 | 11.7771 | 118 | -0.32 | 49 |
IV.T1215.EHZ. | 2016-10-04T21:37:51.97 | 3.0 | positive | manual | P | -0.06 | 0 | |||
IV.LNSS.HHZ. | 2016-10-04T21:37:51.25 | 0.1 | positive | manual | P | 220 | 23.8539 | 94 | 0.06 | 100 |
IV.T1241.HHZ. | 2016-10-04T21:37:50.45 | 0.1 | positive | manual | P | 59 | 19.2696 | 97 | -0.03 | 99 |
IV.T1243.HHZ. | 2016-10-04T21:37:50.51 | 0.3 | positive | manual | P | 114 | 19.6692 | 97 | -0.04 | 74 |
IV.T1216.EHZ. | 2016-10-04T21:37:50.75 | 0.3 | positive | manual | P | 309 | 21.7671 | 95 | -0.12 | 74 |
IV.MC2.EHZ. | 2016-10-04T21:37:50.12 | 0.1 | negative | manual | P | 349 | 16.1727 | 102 | 0.09 | 100 |
IV.T1204.EHZ. | 2016-10-04T21:37:49.75 | 0.3 | positive | manual | P | 145 | 12.5763 | 115 | 0.26 | 73 |
IV.NRCA.HNZ. | 2016-10-04T21:37:49.42 | 0.3 | positive | manual | P | 308 | 11.7771 | 118 | 0.05 | 76 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CING.HHN. | ML:1.4 | 0.000040400000000000006 | 1.44 | AML | other | m | 2016-10-04T21:38:09.53 |
IV.CING.HHE. | ML:1.4 | 0.00004195 | 1.32 | AML | other | m | 2016-10-04T21:38:10.13 |
IV.EL6.EHE. | ML:1.9 | 0.00013900000000000002 | 1.58 | AML | other | m | 2016-10-04T21:38:35.26 |
IV.EL6.EHN. | ML:1.8 | 0.00011999999999999999 | 1.58 | AML | other | m | 2016-10-04T21:38:36.55 |
IV.FDMO.HHN. | ML:1.4 | 0.000126 | 1.08 | AML | other | m | 2016-10-04T21:37:57.16 |
IV.FDMO.HHE. | ML:1.3 | 0.0000791 | 0.14 | AML | other | m | 2016-10-04T21:37:57.94 |
IV.GUMA.HHE. | ML:2.4 | 0.0009795000000000001 | 0.24 | AML | other | m | 2016-10-04T21:37:58.68 |
IV.GUMA.HNN. | ML:2.3 | 0.000776 | 0.36 | AML | other | m | 2016-10-04T21:37:58.55 |
IV.GUMA.HHN. | ML:2.1 | 0.0005795 | 0.46 | AML | other | m | 2016-10-04T21:37:58.77 |
IV.GUMA.HNE. | ML:2.2 | 0.0005985000000000001 | 0.34 | AML | other | m | 2016-10-04T21:37:58.68 |
IV.LNSS.HHE. | ML:1.5 | 0.0002 | 1.42 | AML | other | m | 2016-10-04T21:37:56.44 |
IV.LNSS.HHN. | ML:1.6 | 0.00022749999999999997 | 0.5 | AML | other | m | 2016-10-04T21:37:57.32 |
IV.NRCA.HNE. | ML:2.4 | 0.002685 | 0.1 | AML | other | m | 2016-10-04T21:37:52.01 |
IV.NRCA.HHE. | ML:2.4 | 0.0029950000000000003 | 0.1 | AML | other | m | 2016-10-04T21:37:52.01 |
IV.NRCA.HNN. | ML:2.4 | 0.002355 | 1.24 | AML | other | m | 2016-10-04T21:37:52.27 |
IV.NRCA.HHN. | ML:2.4 | 0.0024850000000000002 | 1.24 | AML | other | m | 2016-10-04T21:37:52.27 |
IV.T1241.HHE. | ML:1.9 | 0.0005809999999999999 | 0.32 | AML | other | m | 2016-10-04T21:37:53.66 |
IV.T1241.HHN. | ML:1.4 | 0.00019600000000000002 | 0.58 | AML | other | m | 2016-10-04T21:37:53.67 |
IV.TERO.HHN. | ML:1.4 | 0.0001046 | 0.88 | AML | other | m | 2016-10-04T21:37:58.18 |
IV.TERO.HHE. | ML:1.4 | 0.00010145 | 1.36 | AML | other | m | 2016-10-04T21:37:58.99 |